Hi, On Wed, 2007-08-08 at 13:58 +0200, Geert Jordaens wrote: > What would be a correctly designed filter for scaling down by factor 2? I'd say the code in app/base/tile-pyramid.c, in particular tile_pyramid_write_quarter() counts as a well-done and efficient filter for this purpose. Sven PS: I am sure though that this code could be written more efficiently using SIMD instructions. But I will leave that to be done for someone else... _______________________________________________ Gimp-developer mailing list Gimp-developer@xxxxxxxxxxxxxxxxxxxxxx https://lists.XCF.Berkeley.EDU/mailman/listinfo/gimp-developer